(NewsNation) — It could be the lifeline that tens of thousands of people hoping for a liver transplant: the possibility of growing their own new liver inside their bodies.

The biotech company LyGenesis said for the first time, a human patient has been injected with a cocktail that includes donated liver cells. The goal: transforming a lymph node into a small but working liver.

Researchers began their first test on humans in late March,........

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